JP4982791B2 - Automatic transport cart running test equipment - Google Patents

Description

  TECHNICAL FIELD The present invention relates to a traveling test apparatus for an automatic transport cart, and in particular, a factory or a warehouse in which an automatic transport cart that travels in a liquid crystal or semiconductor manufacturing factory or automatic warehouse and transports an object to be transported. The present invention relates to a traveling test apparatus for an automatic transport carriage that is used for checking various test items at a stationary position and investigating the cause of an abnormality without being carried into an actual traveling rail laid inside.

Conventionally, it is not particularly limited along a traveling rail R laid at a predetermined position in a liquid crystal or semiconductor manufacturing factory or an automatic warehouse. For example, an automatic transport cart OHV as shown in FIG. In addition, a cassette (not shown) in which an object to be conveyed such as a component is stored is mounted on the automatic conveyance carriage OHV so as to be automatically conveyed to a predetermined address position where the cassette is delivered.
The traveling of the automatic transport cart OHV is not particularly limited. For example, as shown in FIG. 8, a plurality of address positions S for delivering the cassette along the loop-shaped traveling rail R are provided. The controller C disposed on the ground side sends a command by wireless communication to each automatic transport carriage OHV traveling on the traveling rail, designates the address position S to travel, and delivers the cassette at the designated address position. Like to do.

However, before the operation of a newly established or refurbished factory or warehouse, that is, before the conveyance of an object to be conveyed is started by running the automatic conveyance cart OHV, it is tested whether each automatic conveyance cart is normally conveyed and operated. There is a need.
In this automatic conveyance cart OHV test, a plurality of predetermined tests are performed by running on an actual running rail installed in a factory or warehouse on site.

However, since there are many test items of automatic conveyance carts to be carried on the traveling rail, and the number of units is large, it takes a lot of labor to run the automatic conveyance cart OHV on the traveling rail one by one, Even if a problem can be found during the traveling of the automatic transport cart OHV, the automatic transport cart OHV can only be adjusted after it has been transported to a place where maintenance or adjustment can be performed. It was.
There is also a problem that it is dangerous because it is a running test work at a high place.

  In view of the problems of running tests for automatic conveyance carts, the present invention confirms various test items and investigates the causes of abnormalities without carrying the automatic conveyance carts to actual running rails laid in factories or warehouses. It is an object of the present invention to provide a traveling test apparatus for an automatic conveyance cart that can perform such as simply and quickly.

In order to achieve the above-described object, the traveling test apparatus for an automatic conveyance carriage according to the present invention includes an automatic conveyance carriage in which driving wheels are arranged on either side of the left and right sides and driving wheels are arranged on the other side. On the test carriage that can be fixed, a pair of wheel receiving rollers that rotatably support the driving wheel of the automatic conveyance carriage, and a wheel that supports the driven wheel in a stationary state. arranged and cradle, and said a running test apparatus for the automatic conveyance carriage which is disposed a torque control to each wheel receiving roller shaft, the front and rear drive side wheels of automatic conveyance carriage, respectively and two pairs It is formed so that it can be rotatably supported between the wheel receiving rollers, and the wheel receiving roller shaft disposed between and outside the pulleys disposed on the wheel receiving roller shaft disposed inside the front and rear wheel receiving roller shafts. Between installed pulleys , Each stretching the belt, two wheel receiving roller axes are synchronized, characterized in that so as to interlock.

In this case, the wheel receiving roller can be formed integrally with the wheel receiving roller shaft.

  Moreover, a torque controller can be attached to the shaft end of each wheel receiving roller shaft visible from the outside.

  Further, the automatic conveyance carriage can be fixed to the test carriage using a lashing belt.

  According to the traveling test apparatus for an automatic conveyance carriage of the present invention, a pair of two automatic carriages mounted on the test carriage and supported so that the driving wheels of the automatic conveyance carriage can be rotatably supported on the test carriage. On the test carriage placed in a stationary state at a fixed position without placing the automatic conveyance carriage on the running rail by arranging the wheel bearing rollers of each and arranging the torque controller on each wheel bearing roller shaft It is possible to perform various tests directly or by a signal from a controller installed on the ground side, so that the operator can easily and quickly see the test results. In addition to being able to make adjustments at a stationary position, even if there are many automatic transport carts to be tested, they can be done in a short time.

And it forms so that the drive side wheel of the front and back of an automatic conveyance trolley can be rotatably supported between the wheel receiving rollers which made two each, and it connects between the wheel receiving roller shafts of front and back By comprising, the rotation speed of the front and back wheels can be made the same.

  Further, by forming the wheel receiving roller integrally with the wheel receiving roller shaft, the rotational drive of the wheel supported on the wheel receiving roller can be transmitted accurately.

  Further, by attaching the torque controller to the shaft end of each wheel receiving roller shaft that can be visually recognized from the outside, visual recognition from the outside can be performed accurately and simply.

  In addition, by fixing the automatic conveyance carriage to the test carriage using a lashing belt, the automatic conveyance carriage can be stably supported even when the driving wheel rotates at high speed or suddenly stops.

  DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of a traveling test apparatus for an automatic conveyance carriage according to the present invention will be described below with reference to the drawings.

  1 to 7 show an embodiment of a traveling test apparatus for an automatic conveyance carriage according to the present invention.

The traveling test apparatus T for an automatic conveyance carriage according to the present invention includes a test carriage 1 and driving wheels W1 and W1 arranged on the test carriage 1 and before and after the automatic conveyance carriage OHV provided with a cassette and the like. The wheel receiving device 2 is supported, and the wheel receiving base 13 is configured to support the driven wheel in a stationary state.
The test carriage 1 has a size that allows the automatic conveyance carriage OHV to be mounted, and is provided with casters 11 and 11 with adjusters at the lower part so that it can be moved as necessary, and a handrail 12 for moving to the front and rear positions. 12 are provided on the side of the test carriage as shown in FIG. 6 and provided with wheel cradles 13 and 13 for supporting the driven wheels W2 and W2 of the automatic conveyance carriage OHV in a stationary state. To do.
In addition, as shown in FIG. 2, the fixing of the automatic conveyance carriage OHV and the test carriage 1 mounted on the test carriage is not particularly limited, but for example, the handrail 12 of the test carriage 1 and the automatic conveyance carriage OHV. The lashing belts 4 and 4 are fastened to each other, or other methods are used to fix the lashing belts 4 and 4 so that they are not removed from the automatic transport carriage OHV and dropped.

  As shown in FIGS. 1 to 5, the wheel receiving device 2 supports two front and rear driving wheels W1 and W1 disposed on either one of the left and right sides of the automatic transport carriage OHV. The driving side wheels W1 and W1 are supported in the frame of the test carriage 1 through bearings 23 and 23 at both ends of two wheel receiving roller shafts 21 and 22 which are arranged in parallel so as to face each other. The torque controllers 3 and 3 are attached to one end side of each of the wheel receiving roller shafts 21 and 22, for example, the side surface that is easily visible from the outside, and this is supported by the driving side wheels W1 and W1. It arrange | positions and comprises in the position which carries out.

In addition, pulleys 24 and 25 are attached to the two wheel bearing roller shafts 21 and 22 on the opposite side of the torque controller 3, and the shafts of the wheel bearing roller shafts 21 and 22 are arranged at front and rear wheel positions. Wheel receiving rollers 21r and 22r having a diameter larger than the diameter are disposed.
Then, belts 26 and 27 are stretched between the pulleys 24 and 24 of the wheel receiving roller shafts 21 and 22 disposed inside and between the pulleys 25 and 25 of the wheel receiving roller shafts 22 and 22 disposed outside, respectively. Thus, the two wheel bearing roller shafts 21 and 21 and the wheel bearing roller shafts 22 and 22 are synchronized.
In order to tension the belts 26 and 27, a tension adjusting device such as tension pulleys 26p and 27p can be disposed at an intermediate position of the tension belt as shown in FIG.
Then, the driving side wheel W1 is supported so as to be mounted above the middle part of the wheel receiving rollers 21r, 22r, so that the rotation of the driving side wheel W1 is transmitted to the wheel receiving rollers 21r, 22r.

The automatic transport cart OHV is not particularly limited. For example, as shown in FIG. 9, the automatic transport cart OHV is configured to self-travel along the traveling rail R and has a base D on which a cassette is mounted. The antenna A is provided with an indicator lamp L, an indicator and an operation switch VFD on the side, and a radio command transmitted from the controller C is received by the antenna A, and the command is received by a built-in control circuit (not shown). In response to this, the vehicle is driven to travel along the traveling rail R, and the cassette is delivered at the designated address position S.
The indicator light L lights up red, yellow, etc. to indicate abnormalities, manual operation, automatic operation, etc. so that it can be easily seen from the outside, and the main menu display and error display on the VFD display Display the address, etc., specify the address with the operation switch, and let it run.

Next, the operation of the traveling test apparatus for an automatic conveyance carriage according to the present invention will be described.
The traveling test apparatus T is placed in a stationary state at a position where it can be easily tested in a manufacturing factory of an automatic conveyance carriage or a manufacturing factory where an automatic conveyance carriage OHV is installed or in an automatic warehouse, and tests on the traveling test apparatus T. The automatic transport cart OHV is mounted with a lifter or crane. In this case, the driving wheels W1 and W1 of the automatic transport carriage OHV are mounted between the wheel receiving rollers 21r and 22r of the wheel receiving device 2, and the driven wheels W2 and W2 are mounted on the wheel receiving bases 13 and 13. To do.
If the automatic transport carriage OHV is already arranged on the travel rail R, the automatic transport carriage OHV to be tested by the maintenance shifter or the maintenance lifter is removed from the travel rail R and placed on the travel test apparatus T. Try to move.

  The automatic transport carriage OHV disposed on the travel test apparatus T is a fastener, and is not particularly limited. For example, the handrail 12 of the travel test apparatus T and the automatic transport carriage OHV are connected using the lashing belts 4 and 4. Fasten and fix so that it can be stably supported even when subjected to vibrations during testing.

  On the stationary and fixed traveling test apparatus T, the automatic carriage OHV is manually checked for the operation of switches, the lighting of the indicator lamp, etc., and at the time of traveling driving by a radio command transmitted from the controller C. In the same manner, the drive side wheel is driven to rotate. When the radio command transmitted from the controller C is received by the antenna A, and the vehicle is driven in accordance with the command by the built-in control circuit, the drive side wheels W1, W1 It is supported and rotated between the rollers 21r and 22r. In this case, the driving state of the driving wheels W1 and W1 is determined by adjusting the torque by the torque controllers 3 and 3 disposed on the wheel receiving roller shafts 21 and 22 from the wheel receiving rollers 21r and 22r. The load when the OHV travels can be reproduced.

  Further, test items of the automatic transport cart OHV are not particularly limited. For example, whether or not the automatic transport cart OHV is turned on, confirmation of operation of the emergency stop button, origin return screen display and moving screen by VFD Display, operation check with remote control button, post-travel button, home return button operation, home return of each address by VFD, movement operation check, home return by controller, automatic operation switching operation check, communication log check, etc. However, since all of these can be performed on the fixed traveling test apparatus T, visual recognition by the operator can be ensured, and various test items can be performed quickly.

  As mentioned above, although the traveling test apparatus of the automatic conveyance cart of the present invention was explained based on the example, the present invention is not limited to the configuration described in the above-mentioned example, and as appropriate without departing from the spirit thereof. The configuration can be changed.

  The traveling test apparatus for the automatic transport cart of the present invention can check various test items and investigate the cause of the abnormality in a stationary state without carrying the automatic transport cart to the actual traveling rail installed in the factory or warehouse. Therefore, it can be suitably used for the purpose of testing a newly manufactured or repaired automatic conveyance carriage at a stationary position.

It is a front view which shows one Example of the running test apparatus of the automatic conveyance trolley | bogie of this invention. It is the same top view. It is the same side view. It is detail drawing of the support part of the drive side wheel by a wheel receiving roller. It is detail drawing of a wheel receiving roller shaft. It is detail drawing of the support part of a driven wheel. It is an interlocking explanatory drawing between the front and rear wheel receiving roller shafts. It is explanatory drawing in the manufacturing factory and automatic warehouse which an automatic conveyance trolley drive | works. It is external appearance explanatory drawing of an automatic conveyance trolley | bogie.

T traveling test apparatus A antenna C controller S address position L indicator lamp R traveling rail W1 driving wheel W2 driven wheel OHV automatic conveyance vehicle VFD display and operation switch 1 test vehicle 12 handrail 13 wheel receiving table 2 wheel receiving device 21 wheel Bearing roller shaft 21r Wheel receiving roller 22 Wheel receiving roller shaft 22r Wheel receiving roller 23 Bearing 24 Pulley 25 Pulley 26 Belt 27 Belt 3 Torque controller 4 Lashing belt

Claims (4)

Mounted on the test carriage that can be fixed by mounting the automatic conveyance carriage with the driving wheel on either side of the left or right side and the driven wheel on the other side. and two pair of wheels receiving roller which is adapted to rotatably supported, arranged and the wheel support which is adapted to support a driven wheel in a stationary state, and the torque controller to the respective wheel receiving roller shaft A traveling test apparatus for an automatic conveyance carriage, wherein the front and rear drive wheels of the automatic conveyance carriage are formed so as to be rotatably supported between a pair of wheel receiving rollers. A belt is stretched between pulleys provided on the wheel receiving roller shaft arranged inside the wheel receiving roller shaft and between pulleys provided on the wheel receiving roller shaft arranged outside. Roller shafts are synchronized Running test apparatus for the automatic transport vehicle, characterized in that so as to interlock. Running test apparatus for the automatic transport carriage according to claim 1, wherein the wheel receiving roller are formed integrally with the wheel receiving roller shaft. The torque controller, the traveling test apparatus for the automatic transport carriage according to claim 1 or 2, wherein it has to be attached to the shaft end of each wheel receiving roller shaft that is visible from the outside. Automatic transport carriage according to claim 1, 2 or 3 running test device for the automatic conveyance carriage according is characterized in that so as to secure with a lashing belt to the test carriage.

Images